Maintenance / Custodial. Maintenance / Custodial will report directly to the Site Coordinator. Location. Kingsport Campus. Kingsport Campus. General Duties. Maintenance / Custodial shall be responsible for, but not limited to, the following duties. Collects and disposes of trash from classrooms, offices, parking lots, and lawn. Replenishes building supplies such as toilet paper, paper towels, soap, trash bags, etc. as needed. Strips, waxes, buffs...